Exchange: email rejected by Gmail

Symptom Emails sent to GMAIL recipients do not receive emails. You receive a return message of this type: Our system has detected that this message does not meet IPv6 sending guidelines regarding PTR records and authentication Cause This problem is related to IPv6, the message header contains an IPv6 address and Gmail attempts to authenticate …

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Active directory: How to set up a child domain

Domaine enfant objectif

In this tutorial, we will see how to put a child domain in an Active Directory tree. A child domain is a subdomain of one of the component domains in your Active Directory forest. Subdomain segmentation allows for logical partitioning of the domain. Active Directory and also to apply rights delegations on children.

How to install and configure Windows server routing

Routage

In this tutorial, I will explain how to set up routing with Windows Server. I regularly use this role in the different labs that I put in place under Hyper-V. I isolate the test platform with a private switch and I use a virtual machine with two network interfaces. One card is connected to the …

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Hyper-V: Live-Migration moving a virtual machine between two hosts

Moving

In this tutorial, we will see how to move a virtual machine from one Hyper-V host to another host. This feature is called Dynamic Migration, it should not be confused with the feature that has the same name in the failover cluster. Dynamic migration lets you move a running virtual machine to another hyper-v if …

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Extend a Windows partition

In this tutorial, we will see how to extend a partition under Windows. In which case extend a partition: The partition does not use all available space on the physical disk Increasing the size of a virtual disk Increasing the size of a LUN on SAN storage. Extend Partition I assume that the space to …

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Altaro backup: installation and use with Hyper-V

Altaro backup - restore as clone

In this tutorial, I will explain how to set up Altaro Backup with Hyper-V. Altaro Backup is a backup solution for virtual environments Hyper-V and VMware running Windows. It has the advantage of being very light and does not require SQL Server database. It allows the following restorations: For very small environments, Altaro has the …

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How to update GLPI

GLPI, base de données à jour

In this tutorial I will explain how to update GLPI. Before updating GLPI, I strongly recommend that you make a full backup (file + database). Once your backup is done, you should also check the following: If you use plugins, that they are compatible with the new version That your environment is compatible (Apache / …

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Scheduled task run a PowerShell script

To run a PowerShell script using a scheduled task in Windows, you must set the Action to run a Program and configure it as below: 1 Program / Script: C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe2 Add arguments (optional) : -file folder_and_file.ps1

Create a bootable USB key with Rufus

We will see how to create a bootable USB key with Rufus, in the example of this tutorial, I will create a usb key with Windows 10. You can apply this tutorial with any ISO (Windows, Linux, VMware …) To create a bootable usb key you need: A USB key 4/8 /16GO according to the …

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Powershell: Automatically decline ARM64 Updates on WSUS

The PowerShell script below allows you to automatically decline ARM64 updates from Windows 10 into WSUS. The script can be started manually or by a scheduled task. The script must be running on the WSUS server. Works under: Windows 2012 and 2010R2 Windows 2016 To enable email notifications: Pass the $ EmailLog variable to $ …

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